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| Q. |
Regarding cardiac electrical properties: |
| A. | all cardiac cells have the same resting membrane potential |
| B. | cholinergic fibres act predominantly by blocking tonic sympathetic input |
| C. | discharge rates of pacemaker tissue does not change significantly with temperature |
| D. | the bundle of HIS is not the most rapidly conducting part of the conducting system |
| E. | the last parts of myocardium to depolarise normally do not include the septum |
| Answer» D. the bundle of HIS is not the most rapidly conducting part of the conducting system | |
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